21705288

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{82217}}^1$

素因数の和:82237

約数の個数: 32

約数和(自身を含む): 59196960

約数和(自身を除く): 37491672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 82217, 164434, 246651, 328868, 493302, 657736, 904387, 986604, 1808774, 1973208, 2713161, 3617548, 5426322, 7235096, 10852644, 21705288]

約数ペア:

[(1, 21705288), (2, 10852644), (3, 7235096), (4, 5426322), (6, 3617548), (8, 2713161), (11, 1973208), (12, 1808774), (22, 986604), (24, 904387), (33, 657736), (44, 493302), (66, 328868), (88, 246651), (132, 164434), (264, 82217)]